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Cheap flights from Las Vegas to London from $599

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to London departing on 12/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Las Vegas to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:15 am - 8:10 amLAS-SOU
17h 55m2 stops
Delta Logo
9:30 am - 12:27 amSOU-LAS
22h 57m2 stops
$804Delta
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Sun, Nov 30 - Sun, Dec 7
Virgin Atlantic Logo
9:10 am - 5:00 pmLAS-SOU
23h 50m2 stops
Virgin Atlantic Logo
5:30 pm - 3:15 pmSOU-LAS
28h 45m1 stop
$902Virgin Atlantic
Find Deal
Thu, Mar 5 - Mon, Mar 9
Virgin Atlantic Logo
10:59 am - 5:00 pmLAS-SOU
22h 01m2 stops
Virgin Atlantic Logo
5:30 pm - 3:15 pmSOU-LAS
28h 45m1 stop
$903Virgin Atlantic
Find Deal
Thu, Mar 5 - Mon, Mar 9
Delta Logo
10:59 am - 5:00 pmLAS-SOU
22h 01m2 stops
Delta Logo
5:30 pm - 9:41 pmSOU-LAS
35h 11m2 stops
$913Delta
Find Deal
Thu, Mar 5 - Mon, Mar 9
Delta Logo
4:05 pm - 5:00 pmLAS-SOU
16h 55m1 stop
Delta Logo
8:50 am - 12:13 amSOU-LAS
22h 23m2 stops
$1,003Delta
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Thu, Mar 5 - Mon, Mar 9
Multiple Airlines Logo
8:09 am - 2:50 pmLAS-SOU
23h 41m3 stops
Multiple Airlines Logo
12:25 pm - 10:07 pmSOU-LAS
41h 42m3 stops
$1,068Multiple Airlines
Find Deal
Fri, Oct 31 - Tue, Nov 4
Multiple Airlines Logo
9:10 am - 7:20 pmLAS-SOU
26h 10m2 stops
Multiple Airlines Logo
9:30 am - 7:19 amSOU-LAS
29h 49m3 stops
$1,194Multiple Airlines
Find Deal
Sun, Nov 30 - Sun, Dec 7
Aer Lingus Logo
8:00 am - 8:45 amLAS-SOU
17h 45m2 stops
Aer Lingus Logo
12:25 pm - 5:50 pmSOU-LAS
13h 25m1 stop
$1,473Aer Lingus
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Fri, Oct 31 - Tue, Nov 4
British Airways Logo
8:55 pm - 8:10 amLAS-SOU
27h 15m2 stops
British Airways Logo
12:25 pm - 5:50 pmSOU-LAS
13h 25m1 stop
$2,203British Airways
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Wed, Nov 19 - Tue, Nov 25
British Airways Logo
7:35 pm - 7:40 pmLAS-SOU
16h 05m1 stop
British Airways Logo
8:40 am - 6:50 pmSOU-LAS
18h 10m2 stops
$2,222British Airways
Find Deal
Tue, Nov 11 - Tue, Nov 18

Virgin Atlantic flights from Las Vegas to Southampton

Our best Virgin Atlantic deals on Las Vegas to Southampton flight tickets
Virgin Atlantic
Mar 5
LAS9:10 amLas Vegas Harry Reid Intl
23h 50m
2 stops
SOU5:00 pmSouthampton Eastleigh
Mar 9
SOU5:30 pmSouthampton Eastleigh
28h 45m
1 stop
LAS3:15 pmLas Vegas Harry Reid Intl
$902
Find similar
Virgin Atlantic
Mar 5
LAS10:59 amLas Vegas Harry Reid Intl
22h 01m
2 stops
SOU5:00 pmSouthampton Eastleigh
Mar 9
SOU5:30 pmSouthampton Eastleigh
28h 45m
1 stop
LAS3:15 pmLas Vegas Harry Reid Intl
$903
Find similar

British Airways flights from Las Vegas to Southampton

Our best British Airways deals on Las Vegas to Southampton flight tickets
British Airways
Nov 19
LAS8:55 pmLas Vegas Harry Reid Intl
27h 15m
2 stops
SOU8:10 amSouthampton Eastleigh
Nov 25
SOU12:25 pmSouthampton Eastleigh
13h 25m
1 stop
LAS5:50 pmLas Vegas Harry Reid Intl
$2,203
Find similar
British Airways
Nov 11
LAS7:35 pmLas Vegas Harry Reid Intl
16h 05m
1 stop
SOU7:40 pmSouthampton Eastleigh
Nov 18
SOU8:40 amSouthampton Eastleigh
18h 10m
2 stops
LAS6:50 pmLas Vegas Harry Reid Intl
$2,222
Find similar
British Airways
Nov 4
LAS8:55 pmLas Vegas Harry Reid Intl
27h 15m
2 stops
SOU8:10 amSouthampton Eastleigh
Nov 18
SOU12:25 pmSouthampton Eastleigh
13h 25m
1 stop
LAS5:50 pmLas Vegas Harry Reid Intl
$2,233
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Las Vegas to Southampton that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from Las Vegas to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Sun 11/30

6:15 am-8:10 am

2 stops17h 55m

Southampton Eastleigh

Sun 12/7

9:30 am-12:27 am

2 stops22h 57m

$804

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Thu 3/5

9:10 am-5:00 pm

2 stops23h 50m

Southampton Eastleigh

Mon 3/9

5:30 pm-3:15 pm

1 stop28h 45m

$902

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Thu 3/5

10:59 am-5:00 pm

2 stops22h 01m

Southampton Eastleigh

Mon 3/9

5:30 pm-3:15 pm

1 stop28h 45m

$903

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Thu 3/5

10:59 am-5:00 pm

2 stops22h 01m

Southampton Eastleigh

Mon 3/9

5:30 pm-9:41 pm

2 stops35h 11m

$913

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Thu 3/5

4:05 pm-5:00 pm

1 stop16h 55m

Southampton Eastleigh

Mon 3/9

8:50 am-12:13 am

2 stops22h 23m

$1,003

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Fri 10/31

8:09 am-2:50 pm

3 stops23h 41m

Southampton Eastleigh

Tue 11/4

12:25 pm-10:07 pm

3 stops41h 42m

$1,068

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Sun 11/30

9:10 am-7:20 pm

2 stops26h 10m

Southampton Eastleigh

Sun 12/7

9:30 am-7:19 am

3 stops29h 49m

$1,194

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Fri 10/31

8:00 am-8:45 am

2 stops17h 45m

Southampton Eastleigh

Tue 11/4

12:25 pm-5:50 pm

1 stop13h 25m

$1,473

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Wed 11/19

8:55 pm-8:10 am

2 stops27h 15m

Southampton Eastleigh

Tue 11/25

12:25 pm-5:50 pm

1 stop13h 25m

$2,203

Las VegasSouthampton

LAS - SOU

LASSOU

Las Vegas Harry Reid Intl

Tue 11/11

7:35 pm-7:40 pm

1 stop16h 05m

Southampton Eastleigh

Tue 11/18

8:40 am-6:50 pm

2 stops18h 10m

$2,222

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Las Vegas to Southampton

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest time of day to depart on your flight to Southampton?

Flying to Southampton from Las Vegas in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,172 when looking at flights departing in the afternoon. Flights to Southampton are more costly in the morning, with an average ticket price of $1,989. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Las Vegas to Southampton

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to Southampton according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Las Vegas to Southampton (LAS to SOU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Southampton

Direct flights

None
There are no direct flights from Las Vegas to Southampton. There are no popular flight routes from Las Vegas to Southampton.
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  • How far is Las Vegas Harry Reid Intl to Southampton Eastleigh by plane?

    There are 5201.1 mi between Las Vegas Harry Reid Intl and Southampton Eastleigh. By plane, this route typically takes 15h 47m.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Southampton Eastleigh Airport?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Southampton Eastleigh Airport were last updated today.

  • How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Southampton Eastleigh Airport?

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Southampton Eastleigh Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The necessary travel and health documents for your Southampton Eastleigh Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Las Vegas to Southampton?

Best airlines flying from Las Vegas to Southampton

Compare and see reviews for airlines that fly from Las Vegas to Southampton with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $911Free CancellationRating
7.9
7,984 reviews
Search Delta flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

Why should I use momondo to find a flight deal from Las Vegas to Southampton?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Las Vegas to Southampton. momondo saves you time and could save you money on your trip.

Can I find flights from Las Vegas to Southampton with flexible booking policies on momondo?

All flight searches from Las Vegas to Southampton on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Las Vegas to Southampton?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Southampton from Las Vegas.

I’m not ready to book a flight from Las Vegas to Southampton right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Southampton from Las Vegas. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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